The AI arena is free today

Open Superagent

Hermes 3 405B vs Mistral Large 4

Mistral Large 4 leads the LLM Stats Score 46.2 to 4.3. Hermes 3 405B is 1.0x cheaper per token.

Nous Research · Mistral AI · Updated for 2026

Which is better?

Mistral Large 4 leads the overall LLM Stats Score 46.2 to 4.3, ranking #34 overall.

Mistral Large 4 also accepts a larger context window (1,000,000 input tokens), making it the stronger choice for long documents and large codebases.

Based on current LLM Stats indexes, shared benchmarks, pricing, and model metadata for 2026.

Choose Hermes 3 405B

  • you need open weights you can self-host or fine-tune

Choose Mistral Large 4

  • overall performance matters — it scores 46.2 and ranks #34 on LLM Stats
  • your work emphasizes reasoning — it leads those capability indexes
  • you process long inputs — it offers a 1,000,000 token context window
  • you want the most recent training data — it shipped Oct 2026

At a glance

The differences that matter most.

Hermes 3 405B
Nous Research
Mistral Large 4
Mistral AI
Core performance indexes
LLM Stats Score
4.3
#317
46.2
#34
Reasoning
3.7
#314
44.0
#43
Cost, coverage & limits
Benchmark wins
—
—
Input price
$1.00 / M
$0.68 / M
Output price
$1.00 / M
$2.09 / M
Context window
131,072
1,000,000

Individual benchmarks

13 reported for Hermes 3 405B · 18 for Mistral Large 4

No common benchmarks found

Hermes 3 405B and Mistral Large 4don't have any common benchmark datasets to compare. They may have been evaluated on different testing suites.

Human preference

Blind head-to-head votes and playground preference scores

Pricing Analysis

Price comparison per million tokens

Hermes 3 405B costs less

For input processing, Hermes 3 405B ($1.00/1M tokens) is 1.5x more expensive than Mistral Large 4 ($0.68/1M tokens).

For output processing, Hermes 3 405B ($1.00/1M tokens) is 2.1x cheaper than Mistral Large 4 ($2.09/1M tokens).

In conclusion, Mistral Large 4 is more expensive than Hermes 3 405B.*

* Using a 3:1 ratio of input to output tokens

Lowest available price from all providers
Fri Oct 09 2026 • llm-stats.com
Nous Research
Hermes 3 405B
Input tokens$1.00
Output tokens$1.00
Best providerDeepinfra
Mistral AI
Mistral Large 4
Input tokens$0.68
Output tokens$2.09
Best providerMistral
Notice missing or incorrect data?

Model Size

Parameter count comparison

645.0B diff

Mistral Large 4 has 645.0B more parameters than Hermes 3 405B, making it 159.3% larger.

Nous Research
Hermes 3 405B
405.0Bparameters
Mistral AI
Mistral Large 4
1.1Tparameters
405.0B
Hermes 3 405B
1050.0B
Mistral Large 4

Context Window

Maximum input and output token capacity

Mistral Large 4 accepts 1,000,000 input tokens compared to Hermes 3 405B's 131,072 tokens. Only Hermes 3 405B specifies output context (131,072 tokens).

Nous Research
Hermes 3 405B
Input131,072 tokens
Output131,072 tokens
Mistral AI
Mistral Large 4
Input1,000,000 tokens
Output- tokens
Fri Oct 09 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

Mistral Large 4 supports multimodal inputs, whereas Hermes 3 405B does not.

Mistral Large 4 can handle both text and other forms of data like images, making it suitable for multimodal applications.

Hermes 3 405B

Text
Images
Audio
Video

Mistral Large 4

Text
Images
Audio
Video

License

Usage and distribution terms

Hermes 3 405B is licensed under Apache 2.0, while Mistral Large 4 uses a proprietary license.

License differences may affect how you can use these models in commercial or open-source projects.

Hermes 3 405B

Apache 2.0

Open weights

Mistral Large 4

Proprietary

Closed source

Release Timeline

When each model was launched

Hermes 3 405B was released on 2024-10-09, while Mistral Large 4 was released on 2026-10-06.

Mistral Large 4 is 24 months newer than Hermes 3 405B.

Hermes 3 405B

Oct 9, 2024

2.0 years ago

Mistral Large 4

Oct 6, 2026

2 days ago

2.0yr newer

Knowledge Cutoff

When training data ends

Neither model specifies a knowledge cutoff date.

Unable to compare the recency of their training data.

No cutoff dates available

Provider Availability

Hermes 3 405B is available from DeepInfra. Mistral Large 4 is available from Mistral AI.

Hermes 3 405B

deepinfra logo
Deepinfra
Input Price:Input: $1.00/1MOutput Price:Output: $1.00/1M

Mistral Large 4

mistral logo
Mistral
Input Price:Input: $0.68/1MOutput Price:Output: $2.09/1M
* Prices shown are per million tokens

Outputs Comparison

Notice missing or incorrect data?

Judge for yourself.

Run your own prompts against Hermes 3 405B and Mistral Large 4 side-by-side, then vote on the output you prefer.

Hermes 3 405B
✓ Preferred
Mistral Large 4
Open in Playground

FAQ

Common questions about Hermes 3 405B vs Mistral Large 4.

Which is better, Hermes 3 405B or Mistral Large 4?

Mistral Large 4 leads the LLM Stats Score 46.2 to 4.3. Hermes 3 405B is made by Nous Research and Mistral Large 4 is made by Mistral AI. The best choice depends on your use case — compare their capability indexes, individual benchmarks, pricing, and limits above.

How does Hermes 3 405B compare to Mistral Large 4 in benchmarks?

Hermes 3 405B scores HellaSwag: 90.2%, MT-Bench: 89.3%, BoolQ: 88.9%, Winogrande: 86.3%, ARC-E: 86.2%. Mistral Large 4 scores B3 AI Security Benchmark: 93.3%, CyBench: 93.0%, SciCode: 91.8%, KORABench: 84.5%, CyberGym: 82.0%.

Is Hermes 3 405B cheaper than Mistral Large 4?

Mistral Large 4 is 1.5x cheaper for input tokens. Hermes 3 405B costs $1.00/M input and $1.00/M output via deepinfra. Mistral Large 4 costs $0.68/M input and $2.09/M output via mistral.

What are the context window sizes for Hermes 3 405B and Mistral Large 4?

Hermes 3 405B supports 131K tokens and Mistral Large 4 supports 1.0M tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between Hermes 3 405B and Mistral Large 4?

Key differences include LLM Stats Score (4.3 vs 46.2), context window (131K vs 1.0M), input pricing ($1.00 vs $0.68/M), multimodal support (no vs yes), licensing (Apache 2.0 vs Proprietary). See the full comparison above for benchmark-by-benchmark results.

Who makes Hermes 3 405B and Mistral Large 4?

Hermes 3 405B is developed by Nous Research and Mistral Large 4 is developed by Mistral AI.

Related comparisons